302 AMD Geodeā„¢ LX Processors Data Book
Display Controller Register Descriptions
33234H
08Ch R/W DC Dirty/Valid RAM Access (DC_DV_ACCESS) 0000000xh Page340
Graphics Scaling Control Registers
090h R/W DC Graphics Filter Scale (DC_GFX_SCALE) 40004000h Page341
094h R/W DC IRQ/Filter Control (DC_IRQ_FILT_CTL) 00000000h Page342
098h R/W DC Filter Coefficient Data Register 1
(DC_FILT_COEFF1)
xxxxxxxxh Page 343
09Ch R/W DC Filter Coefficient Data Register 2
(DC_FILT_COEFF2)
xxxxxxxxh Page 344
VBI Control Registers
0A0h R/W DC VBI Even Control (DC_VBI_EVEN_CTL) xxxxxxxxh Page344
0A4h R/W DC VBI Odd Control (DC_VBI_ODD_CTL) xxxxxxxxh Page 345
0A8h R/W DC VBI Horizontal Control (DC_VBI_HOR) xxxxxxxxh Page345
0ACh R/W DC VBI Odd Line Enable (DC_VBI_LN_ODD) xxxxxxxxh Page 346
0B0h R/W DC VBI Even Line Enable (DC_VBI_LN_EVEN) xxxxxxxxh Page 346
0B4h R/W DC VBI Pitch and Size (DC_VBI_PITCH) xxxxxxxxh Page 347
Color Key Control Registers
0B8h R/W DC Color Key (DC_CLR_KEY) 00000000h Page347
0BCh R/W DC Color Key Mask (DC_CLR_KEY_MASK) 00xxxxxxh Page348
0C0h R/W DC Color Key Horizontal Position (DC_CLR_KEY_X) 00000000h Page348
0C4h R/W DC Color Key Vertical Position (DC_CLR_KEY_Y) 00000000h Page348
Interrupt and GenLock Registers
0C8h R/W DC Interrupt (DC_IRQ) 00000003h Page349
0D4h R/W DC GenLock Control (DC_GENLK_CTL) xxxxxxxxh Page 350
Even Field Video Address Registers
0D8h R/W DC Even Field Video Y Start Address Offset
(DC_VID_EVEN_Y_ST_OFFSET)
xxxxxxxxh Page 351
0DCh R/W DC Even Field Video U Start Address Offset
(DC_VID_EVEN_U_ST_OFFSET)
xxxxxxxxh Page 352
0E0h R/W DC Even Field Video V Start Address Offset
(DC_VID_EVEN_V_ST_OFFSET)
xxxxxxxxh Page 352
Even Field Vertical Timing Registers
0E4h R/W DC Vertical and Total Timing for Even Fields
(DC_V_ACTIVE_EVEN_TIMING)
xxxxxxxxh Page 353
0E8h R/W DC CRT Vertical Blank Timing for Even Fields
(DC_V_BLANK_EVEN_TIMING)
xxxxxxxxh Page 354
0ECh R/W DC CRT Vertical Sync Timing for Even Fields
(DC_V_SYNC_EVEN_TIMING)
xxxxxxxxh Page 354
Table 6-47. DC Configuration Control Register Summary (Continued)
DC
Memory
Offset Type Register Name Reset Value Reference